125305832566 has 8 divisors (see below), whose sum is σ = 188652324384. Its totient is φ = 62421724440.

The previous prime is 125305832539. The next prime is 125305832647. The reversal of 125305832566 is 665238503521.

125305832566 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×125305832566² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 115595245 + ... + 115596328.

It is an arithmetic number, because the mean of its divisors is an integer number (23581540548).

Almost surely, 2^125305832566 is an apocalyptic number.

125305832566 is a deficient number, since it is larger than the sum of its proper divisors (63346491818).

125305832566 is a wasteful number, since it uses less digits than its factorization.

125305832566 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 231191846.

The product of its (nonzero) digits is 1296000, while the sum is 46.

The spelling of 125305832566 in words is "one hundred twenty-five billion, three hundred five million, eight hundred thirty-two thousand, five hundred sixty-six".